Messages in this thread Patch in this message | | | From | Jens Axboe <> | Subject | [PATCH 05/11] fs: add FMODE_BUF_RASYNC | Date | Fri, 22 May 2020 14:23:05 -0600 |
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If set, this indicates that the file system supports IOCB_WAITQ for buffered reads.
Signed-off-by: Jens Axboe <axboe@kernel.dk> --- include/linux/fs.h | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/include/linux/fs.h b/include/linux/fs.h index 82b989695ab9..0ef5f5973b1c 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -175,6 +175,9 @@ typedef int (dio_iodone_t)(struct kiocb *iocb, loff_t offset, /* File does not contribute to nr_files count */ #define FMODE_NOACCOUNT ((__force fmode_t)0x20000000) +/* File supports async buffered reads */ +#define FMODE_BUF_RASYNC ((__force fmode_t)0x40000000) + /* * Flag for rw_copy_check_uvector and compat_rw_copy_check_uvector * that indicates that they should check the contents of the iovec are -- 2.26.2
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